What cathode potential is required to reduce 99.99% of 0.10 M Cu2+ to Cu(s)? Is it possible to remove this Cu2+ without reducing 0.10 M Sn2+ in the same solution?

A) -0.34 V; Yes
B) -0.76 V; No
C) +0.34 V; Yes
D) +0.76 V; No